Keep hunger at bay with these low-calorie twists on some of the nation's favourite snacks.

These surprising 100-calorie snacks mean you can still tuck into some of the nation's favourite treats without derailing your diet.

From British classics like cheese toasties to sophisticated smoked salmon and cream cheese parcels, you can enjoy these popular snacks while staying in control of your calories.

Most of these low-calorie bites, from dietitian Azmina Govindji, require only 3 ingredients and take less than 5 minutes to prepare.

Cheese and tomato toastie – 93kcal (390kJ)

A slimmed-down but no less scrumptious version of an all-time British classic. Simply chop the tomato and spring onion, sprinkle them over a slice of crispbread, cover with grated cheese and place under a pre-heated grill for a couple of minutes.

1 wholegrain crispbread: 39kcal (164kJ)

15g of grated 30%-less-fat mature cheese: 47kcal (197kJ)

40g of tomato: 7kcal (29kJ)

an optional sprinkling of chopped spring onion (calories nominal)

'3-fruit' fruit salad – 102kcal (428kJ)

Refreshing and easy to make, this "3-fruit" fruit salad, which includes store-cupboard-friendly tinned pineapple, provides 2.5 portions of your recommended 5 A Day.

50g of seedless black grapes, cut in half: 30kcal (126kJ)

50g of diced apple: 26kcal (109kJ)

100g of chopped tinned pineapple in juice: 46kcal (193kJ)

Cheese and pickle canapés – 100kcal (420kJ)

Enjoy these party nibbles without breaking the calorie bank. Use a potato peeler to get melt-in-your-mouth, wafer-thin cheese slices, and top with gherkin slices and pickle.

3 water biscuits: 42kcal (176kJ)

15g of 30%-less-fat mature cheddar: 46kcal (193kJ)

30g of gherkin: 4kcal (17kJ)

6g (1 tsp) of pickle: 8kcal (34kJ)

Smoked salmon and cream cheese parcels – 109kcal (456kJ)

For a touch of sophistication, try these delicate smoked salmon parcels. To prepare, place 4 strips of salmon on an even surface and spread 5g of soft cheese mixed with some dill at one end of each strip. Starting from the cheese end, gently fold each strip into rolls.

48g of smoked salmon, cut into 4 even strips: 68kcal (286kJ)

20g of reduced-fat soft cheese (5g per parcel): 39kcal (151kJ)

a squeeze of lemon juice: 2kcal (8.4kJ)

optional sprinkling of fresh dill (calories nominal)

Apple and peanut butter – 96kcal (403kJ)

Craving something crunchy and nutty? Fresh apple slices and peanut butter are the perfect combination to keep you going until your next main meal.

50g of sliced apple: 26kcal (109kJ)

12g (1 tsp) of peanut butter: 70kcal (294kJ)

optional sprinkling of cinnamon (calories nominal)

Baked beans on toast – 99kcal (416kJ)

It's perhaps the ultimate comfort food, and we believe you should still be able to enjoy it even if you're watching your calories.

a 22g slice of toasted wholegrain or wholemeal bread: 48kcal (202kJ)

60g of baked beans: 51kcal (214kJ)

optional sprinkling of chives (calories nominal)

Homemade popcorn – 89kcal (374kJ)

The smell of freshly made popcorn is right up there with freshly baked bread. As a source of fibre, popcorn will keep you feeling full for longer, making it an ideal snack – plus, it's really easy to make.